Sample vial



FIG. 1 is a perspective view of a sample vial showing my new design, theopposite side being identical thereto;

FIG. 2 is a cross-sectional view taken along line 2--2 of FIG. 1; and

FIG. 3 is a side elevational view of the sample vial, the opposite sidebeing identical thereto.

The ornamental design for a sample vial, as shown and described.